 /*******************************************************************************
  * Copyright (c) 2000, 2005 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.ui.views.navigator;

 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.jface.dialogs.MessageDialog;
 import org.eclipse.osgi.util.NLS;
 import org.eclipse.ui.internal.views.navigator.ResourceNavigatorMessages;
 import org.eclipse.ui.views.framelist.TreeFrame;
 import org.eclipse.ui.views.framelist.TreeViewerFrameSource;

 /**
  * Frame source for the resource navigator.
  */
 public class NavigatorFrameSource extends TreeViewerFrameSource {

     private ResourceNavigator navigator;

     /**
      * Constructs a new frame source for the specified resource navigator.
      *
      * @param navigator the resource navigator
      */
     public NavigatorFrameSource(ResourceNavigator navigator) {
         super(navigator.getTreeViewer());
         this.navigator = navigator;
     }

     /**
      * Returns a new frame. This implementation extends the super implementation
      * by setting the frame's tool tip text to show the full path for the input
      * element.
      */
     protected TreeFrame createFrame(Object input) {
         TreeFrame frame = super.createFrame(input);
         frame.setName(navigator.getFrameName(input));
         frame.setToolTipText(navigator.getFrameToolTipText(input));
         return frame;
     }

     /**
      * Also updates the navigator's title.
      */
     protected void frameChanged(TreeFrame frame) {
         IResource resource = (IResource) frame.getInput();
         IProject project = resource.getProject();

         if (project != null && project.isOpen() == false) {
             MessageDialog
                     .openInformation(
                             navigator.getViewSite().getShell(),
                             ResourceNavigatorMessages.NavigatorFrameSource_closedProject_title,
                             NLS.bind(ResourceNavigatorMessages.NavigatorFrameSource_closedProject_message, project.getName()));
             navigator.getFrameList().back();
         } else {
             super.frameChanged(frame);
             navigator.updateTitle();
         }
     }
 }

